How Much Water Should a 50 lb Dog Drink a Day?

50 fl oz/day

50 lb dog · ≈ 6.2 cups · 1.48 litres per day

Daily water for a 50 lb dog

Situation	fl oz	Cups	Litres
Typical day	50	6.2	1.48
Low (wet food diet)	25	3.1	0.74
Hot day / active	75	9.4	2.22
Upper normal limit	100	12.5	2.96

Rule of thumb only; wet food supplies part of the water. Puppies need water available at all times.

How much water should a 50 lb dog drink?

About 50 fl oz (6.2 cups, 1.5 L) a day – the common rule of 1 oz per lb of body weight. Hot weather, exercise, nursing and dry food raise it.

When is drinking too much a concern?

Consistently more than about 100 oz (2 oz/lb) a day can signal diabetes, kidney disease or Cushing’s – see your vet.